National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Dangerous Heat and Heavy Rainfall Today

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley today. Heat Advisories remain in effect. Heavy to excessive rainfall today could bring areas of flooding to parts of the northern High Plains and Midwest into the Ohio Valley. Flood Watches remain in effect. Read More >

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Overcast

64°F

18°C

Humidity 100%
Wind Speed NE 17 G 21 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 20 Sep 3:35 pm CDT
Extended Forecast for

Genoa IL

  • This Afternoon

    This Afternoon: Drizzle. Cloudy, with a high near 64. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Drizzle

  • Tonight

    Tonight: Patchy drizzle before 10pm. Cloudy, with a low around 56. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Patchy
    Drizzle then
    Cloudy

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Cloudy, with a high near 62. East northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 51. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Drizzle. Cloudy, with a high near 64. Northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Patchy drizzle before 10pm. Cloudy, with a low around 56. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers before 1pm. Cloudy, with a high near 62. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 51. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 63. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Mostly cloudy, with a high near 69.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly cloudy, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Genoa IL
 42.09°N 88.69°W
Last Update:
2:46 pm CDT Sep 20, 2026
Forecast Valid:
3pm CDT Sep 20, 2026-6pm CDT Sep 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation